M46O440A
M46O439A
Turning the lever counterclockwise
increases the lowering speed while
turning it clockwise decreases the
lowering speed. Also, turning it clock-
wise to its end can x the implement
to a certain position.
(1) Lowering speed control lever
(A) High Speed (B) Low Speed
LIFTING ARM (LOWER LINK)
SPEED CONTROL LEVER
This lever does not control the
lifting speed of the lifting arm.
NOTE
DOUBLE ACTING LEVER (OPTIONAL)
(1) Double Acting Lever
(A) Port A (B) Port B
This lever is used to control a auxiliary
hydraulic implement installed on rear.
Lowering the lever supplies hydraulic
fluid to Port B, while raising it sup-
plies hydraulic uid to Port A.
Pushing the lever supplies the port A
with hydraulic pressure while pulling
it supplies the port B with hydraulic
pressure.
For detailed information, see “Opera-
tion” in Chapter 5.
Put the detent valve operating
lever into the neutral position
when the hydraulic implement
is n ot in use. I f the detent
valve is kept in the operating
position for an extended pe-
riod of time, the relief valve is
kept open and the temperature
of the hydraulic fluid rises,
leading to damage of various
hydraulic parts, such as the oil
seals and O-rings.
WARNING
M46O448A
(1) Quick Coupler
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